Home / 2,754,422.40-4,129,665.30-1,236,863.10

Finding the Fourth Proportional to 2,754,422.40, 4,129,665.30 and 1,236,863.10

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Solution

The fourth proportional to 2,754,422.40, 4,129,665.30 and 1,236,863.10 is: 1,854,410.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,422.40 : 4,129,665.30 = 1,236,863.10 : x
  2. Step 2: Convert to fraction form
    2,754,422.40/4,129,665.30 = 1,236,863.10/x
  3. Step 3: Cross multiply
    2,754,422.40x = 4,129,665.30 × 1,236,863.10
  4. Step 4: Simplify right side
    2,754,422.40x = 5,107,830,624,920.43
  5. Step 5: Solve for x
    x = 5,107,830,624,920.43/2,754,422.40
  6. Step 6: Final answer
    x = 1,854,410.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.